ZyXEL Communications ADSL2+ Ethernet/USB Gateway 660RU-Tx Series, User Manual, Page: 187 / 286

Prestige 660RU-Tx Series User’s Guide
Chapter 22 Filter Configuration 186
To configure a generic rule select an empty filter set in menu 21, for example 5. Select
Generic Filter Rule in the Filter Type field and press [ENTER] to open Menu 21.5.1 –
Generic Filter Rule , as shown in the following figure.
Figure 123 Menu 21.5.1 Generic Filter Rule
The next table describes the fields in the Generic Filter Rule menu.
Menu 21.5.1 - Generic Filter Rule
Filter #: 5,1
Filter Type= Generic Filter Rule
Active= No
Offset= 0
Length= 0
Mask= N/A
Value= N/A
More= No Log= None
Action Matched= Check Next Rule
Action Not Matched= Check Next Rule
Press ENTER to Confirm or ESC to Cancel:
Table 56 Menu 21.1.5.1 Generic Filter Rule
FIELD DESCRIPTION
Filter # This is the filter set, filter rule coordinates, for instance, 2, 3 refers to the second filter
set and the third rule of that set.
Filter Type Press [SPACE BAR] and then [ENTER] to select a type of rule. Parameters displayed
below each type will be different. Choices are Generic Filter Rule or TCP/IP Filter
Rule .
Active Select Yes to turn on or No to turn off the filter rule.
Offset Type the starting byte of the data portion in the packet that you want to compare. The
range for this field is from 0 to 255.
Length Type the byte count of the data portion in the packet that you want to compare. The
range for this field is 0 to 8.
Mask Type the mask (in Hexadecimal) to apply to the data portion before comparison.
Value Type the value (in Hexadecimal) to compare with the data portion.
More If Yes , a matching packet is passed to the next filter rule before an action is taken or
else the packet is disposed of according to the action fields.
If
More is Yes , then Action Matched and Action Not Matched will be N/A .
Log Select the logging option from the following:
None – No packets will be logged.
Action Matched – Only matching packets and rules will be logged.
Action Not Matched – Only packets that do not match the rule parameters will be
logged.
Both – All packets will be logged.
Action
Matched
Select the action for a matching packet. Choices are Check Next Rule , Forward or
Drop .